noun which may take the genitive case particle 'no', noun
semi-first-class; not quite first-class; between first and second class
Describes something that is almost, but not fully, top-tier. Often used for restaurants, hotels, products, or skills that are very good but fall short of the highest rank. The 半 ('half') implies a level just below first-class.
あの店は一流半の味だが、値段は手頃だ。
That restaurant has semi-first-class taste, but the prices are reasonable.
彼の実力はまだ一流半といったところだ。
His ability is still at a semi-first-class level.
二流 is clearly second-class, whereas 一流半 sits between first and second, closer to first.
Formed from 一流 “first-class” and 半, indicating a rank between first and second class.